package com.zqs.grainmall.ware.config;

import lombok.Data;
import org.springframework.amqp.core.*;
import org.springframework.amqp.rabbit.annotation.RabbitListener;
import org.springframework.amqp.rabbit.core.RabbitTemplate;
import org.springframework.amqp.support.converter.Jackson2JsonMessageConverter;
import org.springframework.amqp.support.converter.MessageConverter;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

import java.util.HashMap;
import java.util.Map;

/**
 * @program: grain-mall
 * @description:  使用JSON序列化机制，进行消息转换  创建队列，交换机
 * @author: Mr.Zhang
 * @create: 2020-11-27 10:55
 **/
@Configuration
public class MyRabbitMQConfig {

    @Autowired
    RabbitTemplate rabbitTemplate;
    /**
     * 使用JSON序列化机制进行消息转换
     *
     * */
//    @RabbitListener(queues = "stock.release.stock.queue")
//    public void handle(Message message){
//
//
//    }
    @Bean
    public MessageConverter messageConverter()
    {

        return new Jackson2JsonMessageConverter();
    }

    @Bean
    public Exchange exchange(){
      return new TopicExchange("stock-event-exchange",true,false);

    }

    @Bean
    public Queue stockReleaseStockQueue(){
        return new Queue("stock.release.stock.queue",true,false,false);
    }

    @Bean
    public Queue stockDelayQueue(){

        Map<String, Object> arguments =new HashMap<>();
        arguments.put("x-dead-letter-exchange", "stock-event-exchange");
        arguments.put("x-dead-letter-routing-key", "stock.release");
        //
        arguments.put("x-message-ttl", 120000);
        return new Queue("stock.delay.queue",true,false,false,arguments);
    }

    @Bean
    public Binding stockReleaseBinding(){
        return new Binding("stock.release.stock.queue",
                Binding.DestinationType.QUEUE,
                "stock-event-exchange",
                "stock.release.#", //#号匹配0个或多个单词
                null);
    }


    @Bean
    public Binding stockLockedBinding(){
        return new Binding("stock.delay.queue",
                Binding.DestinationType.QUEUE,
                "stock-event-exchange",
                "stock.locked",
                null);
    }


}
